html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.bookcover {
    width: 90px;
    height: 112px;
    background-color: #cbcbcb
}

    .bookcover img {
        width: 90px;
        height: 112px;
    }
